Apparatus for producing continuous electrical oscillations



June 24, 1924.

s. N. BARUCJl-i APPARATUS FOR raonucme comm-nous ELECTRICAL OSCILLATIONS Filed Aug. 2,

INVENTOR 5 M BH/fl/C/V I 45 ATTORNEYS j Patented Jun e2 1924. r j

type, which, produces oscillations of sub stantialIy constant frequency.- v

B v i a, resident of 'P alo. Alto Clara, I State; I of'-;Cali f0rn1a, ha ve vented a certaiii iiewv I l t-i9 I producing continuous or sustained electrical oscillatlons and An object of theinvention to provide an electrical oscillation generator of the arc Another object of the. invention is of hydrogen ".iseliminated. j; I.

A *further objectof the {invention is to provide'an arc Iradio generator which requires no replenishing oftheatmospl1ereiin-Whichlthe arcburnsl The invention possesses otherad vanta-l or other .fcombustible material l geous features,son1e ofrwhich,'with .the fore- I I going will be set forthat. length in the rol lowing description, Where I shall outline in .full, that form of the" invention which l have selected for illustrationflin the draw- 7 ings accompanying and forming partofthe present specification. In said drawings.

"have shown one form of apparatus of my invention, but it is to be understood that I 'I be embodied in a plurality pf -rOr mS I fReferring to said drawings; j i 4 I I Fig, 1 is an elevation, somewhat diagram matic, of the generatorv of my invention. the

vide an atmosphere oimercury vaporiin the fanode being 1preterablyffinetallicandl'the :I

sYDNEY} woma eleven,

7 a a dij ef ei imi for Producing Continuous:Ele'ctriraLQsciL i I s',:;o'f whichthe following"isaspeeig ficationf I I The invention relates to an apparatus for;

, particularly oscillations off I radio frequency; r l. the method;shownfin; thegdrawings he' ssuitable to jefiic ient operation? jiThekllowerl I pole 6 isiprovided on ,its f1ipper'surface 'wit I I to pro vide an arc radio generator. in whichithe use that :the arc. inay he iv forinedliwithout' the" mercury to the cup' whenfthelare; is idi'sc'on' refining a tight contactwith-the B sin 12 i do not limitmyself tosu'ch foringsince the invention as expressedflin the claims'frnay;

apori'zfe'di arcIchambe-r casingbeing sho-wn' in section.

. I F-ig. 2gis a vertical sectionIthrough t-he 'lowerpole piece, showing"diagrammatically;- one method 1 of preliminarily "heating the jfniercuryh V f 1 1 F'g..3- is 'a diagrammaticrepresentation; I o fa radio telegraphy signaling system 'em-ff ,bodying the generator of "my invention. In accordance with my invention; pro-1* f The'areiiis l form electrode F chamber in which'the arc is formed; causing the arc; being thins include I errand i3 ed fl-Means are vprovided; fo I I I V nryfvapon-atmosphe I I, I This may be}acoomplislied inr several ;w'ay

quantityv of 'Inercury' isucontainedg' starting [the arc, the liquid mercury ina y: b vaporized ;by, heat f r'oin I the are, the; elec I trodes being longitudinally; adjustable i so: i

p ese f f'clli'y vapjd ia ub q lr 'ad usted t0 the properfosoillatingi spao'in -afterfxthe mercury {vapor atmosphere mercury 'n'f this manner, a l1 eating coil 15} may be arranged in V the-Dup 13"to i tiall vaporize the mercury after jwhich the apo is maintained by the heatfofjthe-" arci 'M eans are} also providedfor}returning in 1M1 m re f ivii nd nse -f "E gels ing' the upper face of the; lower 1 polegan is a shieldor collector- 16 which col'lectsith condensed vapor and causes togreturnj the mp; in the face the 'poleI I th' manner} no mercury} isf-l'ojst and-T upon. densation is returned:toitlie container,where in it may be; subsequentl" heated gandjiv The collectorflfiris preferably inadeof defoflinon sulatijng 'rna'terial or; it niayjbejma netic material I the electrodes I a rounded and th Iothe the antenn 518 'thrbugh w n n iduet n jel m-'9" f f uous electrical oscillations comprising hori *zon'tal electrodes between which an. arc s.

poles arranged to produce a field transversely of the arc,',a quantity ofmercu'ry carried by the lower pole and a casing en:

closing the arc and the mercury.

2. An apparatus for producing contin- 1 formed, means for supplyingelectric cur-1 ingthe arcand the mercury and a collector rent to the arc, vertically disposed magnetic poles arranged to produce a field transversely of the arc, a quantity of mercury carried by the lower pole, a casing enclosfor returning condensed mercury vapor to the lower po'le.

3. An apparatus for producing continuous electrical oscillations comprising horizontal electrodeszbetwe'en which an arc is formed; means for, supplying electric current to the' arc, vertically disposed magnetic poles arranged to produce a field transversely of the arc, the face of the lower pole being provided with a depression, a quantity of mercury in said depression adapted to be vaporized to subject the arc tofan atmosphere containing mercury vapor and a collectorifor returning condensedmercury vapor to the said depression.

In testimony whereof, I have hereunto set my hand.

SYDNEY NORTON BARUCH. 

